#include <stdio.h>

int a[]={0,1,2,5,8,7,6,3};
int b[9];
int c[9];
int count=0;

void print(void);

void main()
{
    int i,j,k,t;
    print();
    printf("Please enter orgional order of digits 1~8: ");
    for(i=0;i<8;i++)
        scanf("%d",&b[a[i]]);
        printf("The sorting process is as below:\n");
        print();
        for(t=-1,j=0;j<8&&t==-1;j++)
            if(b[a[j]]==1) t=j;
        for(j=0;j<8;j++)
            c[j]=a[(j+t)%8];
        for(i=2;i<9;i++)
            for(j=i-1;j<8;j++)
                if(b[c[j]]==i&&j!=i-1)
                {
                    b[4]=i;
                    b[c[j]]=0; print();
                    for(k=j;k!=i-1;k--)
                    {
                        b[c[k]]=b[c[k-1]];
                        b[c[k-1]]=0;
                        print();
                    }
                    b[c[k]] = i;
                    b[4]=0;
                    print();
                    break;
                }
                else if(b[c[j]]==i) break;
}

void print(void)
{
    int c;
    for(c=0;c<9;c++)
    if(c%3==2) printf("%2d\n",b[c]);
    else printf("%2d",b[c]);
    printf("---%2d---\n",count++);
}

